Adjustable Backrest, Seat and Height: Tiltable backrest and tiltable seat provide extra support for your back. The larger adjustable height range from 21.3" to 28.3", which can better suit everyone's body shape High quality material: This saddle stoolMade with soft premium PU leather upholstery and resilient foam padding ensure that the seat will not be deformed during long-term use.providing you with perfect and comfortable support. Heavy Duty & Silent Rolling: The sturdy aluminum base and lifting gas rod of this chair enable the load capacity up to 660 lbs. The PU universal silent wheels can move quietly and smoothly without scratching. Ergonomic Saddle Stool: This saddle stool is designed with unique split saddle seat for extra comfort on your back and spine, helping to improve your posture and relive the stress of long-hours sitting work. Wide Application: Suitable for dental clinics, laboratories, busy medical offices, spas, barber shops, tattoo beauty salons, bars, homes, offices, etc.